APPARATUS, MATERIAL, AND REAGENTS. 



637 



©specially introduced, consisting simply of a cylindrical glass jar 

 with a weighted wire cover. 



Dressing-case. — ^A small surgical dressing-case, with its usual 

 accessories — forceps, knives, small, straight and curved scissors, 

 needles, silk, and so forth — will serve for most purposes. 



Pravaz' Syringe. — Koch's modification of Pravaz' syringe 

 admits of sterilisation by exposure to 150° 0. for a couple of hours. 



Special Instruments and Material. — Instruments required 

 for special operations, and the materials necessary for strict anti- 

 septic precautions, need not be detailed here.* 



Dissecting-boards.— Slabs of lyood in various sizes, or gutta- 

 percha trays, provided with large-headed pins, are employed for 

 ordinary purposes. 



Dissecting-case. — A dissecting-case, fitted with scalpels, 

 scissors, hooks, etc., should be reserved entirely for post-mortem 

 examinations. 



¥ia. 272.- 



-Siphon Bottle, with Flexible Tube, Glass Nozzle, and a 

 Mohb's Pinohoook. 



(N) General Laboeatort Requisites. 



Siphon Apparatus. — Two half-gallon or gallon glass bottles, 

 with siphons connected with long flexible tubes provided with 

 glass nozzles and pinchcocks (Fig. 272), should be employed for the 

 * Vide Cheyne, Antiseptic Surgery. 1882. 



